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remove background noise from speech signal
Date : 2025-12-29 Size : 6kb User : ye jing

通过对影像进行预处理增强道路信息,依据影 像灰度直方图信息,对预处理后的影像进行阈值分割,得到一个包含道路信息的二值影像 进一步使用形态开运算去除细小噪声,同时将一部分粘连在道路上的噪声与道路信息进一步分割 接着结合形态腐蚀和形态重建运算获取影像中主要道路网络信息,并用形态闭运算完善道路网络信息 最后对道路网络信息进行形态细化和一定次数的形态修剪处理,得到单像素宽的道路中心线信息-By pretreatment enhanced the road image information, based on image histogram information on the pretreatment images after threshold segmentation, a road information contains binary images for further use of morphological opening operation to remove small noise, at the same time part of adhesion on the road noise and road information to further partition and then combine the corrosion morphology and morphological image reconstruction operator to obtain the main road network information, and morphological closing operation to improve the road network in the final information on road network information to form a certain number of detailed and form pruning treatment, get a single pixel wide road centerline information
Date : 2025-12-29 Size : 469kb User : 征征

可以用matlab软件产生白噪声,在许多行业都可以用到-prodice white noise from matlab soft.it is used in many science.
Date : 2025-12-29 Size : 5kb User : li xuewei

Subspace Tracking in Colored Noise Based on Oblique Projection
Date : 2025-12-29 Size : 204kb User : houhj

Adaptive filter for noise cancellation, vhdl program.
Date : 2025-12-29 Size : 6.89mb User : Jerin Antony

DL : 0
MATLAB对语音信号加噪去噪处理,对语音信号进行高通、低通滤波-MATLAB adding noise to the speech signal denoising processing, speech signal high-pass, low-pass filtering
Date : 2025-12-29 Size : 473kb User : zouzhenjie

根据干扰信号波形样式的不同,压制性干扰可分为噪声调幅干扰、噪声调频干扰、噪声调相干扰。就是用噪声或类似噪声的干扰信号遮盖或淹没有用信号,阻止雷达检测目标信息。它的基本原理是:任何一部雷达都有外部噪声和内部噪声,雷达对目标的检测是在这些噪声中进行的,其检测又是基于一定的概率准则的。一般来说,如果目标信号能量S与噪声能量N相比(信噪比S/N),超过检测门限D,则可以保证一定的虚警概率Pfa的条件下达到可检测目标回波所要求的检测概率Pd,简称为可发现目标,否则便称为不可发现目标。-Blanket Jamming can be divided into different styles according to the interference signal waveform, noise AM interference, noise FM jamming noise phase modulation interference. With noise or noise-like interference signal covered or submerged useful signal prevent radar detection target information from. Its basic principle is: any one radar has the external noise and the internal noise of the radar target detection in these noise detection is based on a certain probability criterion. Generally, compared to if the target signal energy S and noise energy N (signal-to-noise ratio S/N), more than the detection threshold D, you can guarantee reach target echo can be detected under the conditions of a certain false alarm probability Pfa requirements detection probability Pd, referred to can be found in the target, otherwise known as not finding the target.
Date : 2025-12-29 Size : 2kb User : 留心

捷联惯导系统的导航算法,采用卡尔曼滤波对惯性信息和GPS信号进行融合,进行噪声处理-SINS navigation algorithm, Kalman filtering fusion of inertial information and GPS signal, noise processing
Date : 2025-12-29 Size : 670kb User : ycy

在高频地波雷达探测系统中,接收系统的任务是将目标回波信号从很强的杂波和噪声干扰中提取出来,使得后续的目标信息提取得以进行。本课题从高频地波雷达接收机的工作原理出发,分析了高性能接收系统设计中的一些问题并提出了相应的解决方案。-In the high-frequency surface wave radar detection system, the receiving system of the target echo signal is extracted from the strong clutter and noise, making the subsequent target information extraction to be carried out. The working principle of the subject from the high-frequency surface wave radar receiver, this paper analyzes some of the problems in the design of high-performance receiver system and propose appropriate solutions.
Date : 2025-12-29 Size : 1.43mb User : miqiuso

用于计算振动噪声信号中的噪声信号的三分之一倍频程的计算-For the calculation of the one-third octave noise signal in the calculation of noise and vibration signal
Date : 2025-12-29 Size : 1kb User : AL

DL : 0
利用最小方差方法估计复正弦加白噪声得平稳信号的功率谱-After using the method of minimum variance estimate sine smooth white noise to the signal power spectrum
Date : 2025-12-29 Size : 1kb User : 大大猪

eye pattern, also known as an eye diagram, is an oscilloscope display in which a digital data signal from a receiver is repetitively sampled and applied to the vertical input, while the data rate is used to trigger the horizontal sweep. It is so called because, for several types of coding, the pattern looks like a series of eyes between a pair of rails. It is an experimental tool for the evaluation of the combined effects of channel noise and intersymbol interference on the performance of a baseband pulse-transmission system. It is the synchronised superposition of all possible realisations of the signal of interest viewed within a particular signalling interval.
Date : 2025-12-29 Size : 1kb User : RodrigoRPM

通过matlab进行卡尔曼滤波,对温度和噪声后的信息进行估计-Calman filter is carried out by MATLAB, the temperature and after the noise estimate information
Date : 2025-12-29 Size : 1kb User : 刘夏

A simple Android App for decoding Harmonic Spectrum Noise captured mic. -A simple Android App for decoding Harmonic Spectrum Noise captured mic.
Date : 2025-12-29 Size : 4.08mb User : Carlos Augusto

在GPS信号处理过程中,如何去除传播中产生的信号噪声,对数据精度的提高有着很大的作用,然而在数据去噪的过程中RINEX文件的读取工作在去噪中至关重要。-In the course of GPS signal processing, how to remove the signal noise propagation process, plays a significant role in improving the accuracy of the data, the RINEX file in the denoising process but the data read in the work in the denoising is very important.
Date : 2025-12-29 Size : 33kb User : 付来迎

加入高斯白噪声的lms算法的matlab仿真-Adding Gaussian white noise lms algorithm matlab simulation
Date : 2025-12-29 Size : 1kb User : 孟琦

信息解译 连续统去除,增加光谱吸收特征,消除背景噪声影响-Information interpretation Continuum removal, increased spectral absorption characteristics, eliminate background noise
Date : 2025-12-29 Size : 2kb User : jiangxp

This Matlab/C code contains routines to perform level set image segmentation according to: (1) various multiphase (multiregion) formulations, including a fast scheme where the computation load grows linearly with the number of regions and, (2) various region-based image descriptions which generalize the standard piecewise constant Chan-Vese model the descriptions include Gamma distribution models for image data corrupted by multiplicative noise as in remote sensing synthetic aperture radar (SAR), and medical imaging ultrasound. Also included is kernel mapping as an alternative to explicit image modeling.-This Matlab/C code contains routines to perform level set image segmentation according to: (1) various multiphase (multiregion) formulations, including a fast scheme where the computation load grows linearly with the number of regions and, (2) various region-based image descriptions which generalize the standard piecewise constant Chan-Vese model the descriptions include Gamma distribution models for image data corrupted by multiplicative noise as in remote sensing synthetic aperture radar (SAR), and medical imaging ultrasound. Also included is kernel mapping as an alternative to explicit image modeling.
Date : 2025-12-29 Size : 315kb User : v.r.s.mani

考虑噪声和弱行波的对测量影响的配电网行波测距。在PSCAD上搭建模型仿真获得数据导入MATLAB进行小波分析,最终实现故障测距,精度达到102m,-Consider the impact on the measurement of the distribution network traveling wave noise and weak traveling wave. Built on the model simulation PSCAD get data into MATLAB wavelet analysis, the ultimate realization of fault location with an accuracy of 102m,
Date : 2025-12-29 Size : 2.79mb User : yhl

Pure sinewave inverter using pic16f72. full schematics with code and pcb with leds too. features: THD<3 noise <60db low battrey cut off proffisional battery charger overload protection fan control output voltage correction full document
Date : 2025-12-29 Size : 2.74mb User : hisham
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